Category: outbreak

In May and June, an EHEC epidemic started in Germany. According to the Robert Koch Institute in Berlin it was the worldwide most severe EHEC outbreak ever. About 3800 patients were diagnosed with the E.coli-variant bacteria EHEC O104:H4 and developed an enterogastritis or a hemolytic-uremic syndrome (HUS), causing 53 deaths in Germany. The disease also spread over European countries and Northern America, too, mostly via tourists, adding 137 cases (2 deaths, one of them in the US).

As soon as the Robert Koch Institute got knowledge of the outbreak, it started an investigation. The source seemed to be salads, but whether the germ came from cucumbers or tomatoes or other ingredients was not clear, first. Later, through comparisons of recipes of restaurants...